Point to pdata which pulled in AVSBUS attributes

Points pdata package at the commit which pulls
ATTR_AVSBUS_BUSNUM and ATTR_AVSBUS_RAIL
into the device tree, in order to support VRM callouts.

Signed-off-by: Nick Bofferding <opensource@bofferding.net>
diff --git a/openpower/package/pdata/Config.in b/openpower/package/pdata/Config.in
index f0a6b4d..909d8ac 100644
--- a/openpower/package/pdata/Config.in
+++ b/openpower/package/pdata/Config.in
@@ -47,7 +47,7 @@
 
 config BR2_PDATA_VERSION
     string
-    default "ae4e10ad87232a87aa83c65845965b2cf4f94cc0" if BR2_PDATA_LATEST_VERSION
+    default "6d251131ba9ea783ad15cac1f0508c8ca32c27c3" if BR2_PDATA_LATEST_VERSION
     default BR2_PDATA_CUSTOM_VERSION_VALUE if BR2_PDATA_CUSTOM_VERSION
 
 endif